internal override PointCollection getOutlinePoly()
{
PointCollection poly = new PointCollection(0);
GraphicsPath arrowPath = new GraphicsPath(FillMode.Alternate);
// draw the arrow's line
if (style == ArrowStyle.Bezier)
{
arrowPath.AddBeziers(points.getArray());
}
else
{
arrowPath.AddLines(points.getArray());
}
System.Drawing.Pen widenPen = new System.Drawing.Pen(Color.Black,
2 * Constants.getMillimeter(flowChart.MeasureUnit));
arrowPath.Widen(widenPen);
arrowPath.Flatten();
poly.AddRange(arrowPath.PathPoints);
widenPen.Dispose();
arrowPath.Dispose();
return poly;
}
internal override PointCollection getOutlinePoly()
{
RectangleF br = BoundingRect;
PointCollection points = new PointCollection(0);
GraphicsPath gp = null;
switch (style)
{
case BoxStyle.Rectangle:
case BoxStyle.RoundedRectangle:
points.Add(new PointF(br.Left, br.Top));
points.Add(new PointF(br.Right, br.Top));
points.Add(new PointF(br.Right, br.Bottom));
points.Add(new PointF(br.Left, br.Bottom));
break;
case BoxStyle.Shape:
gp = Shape.getPath(shapeData, rotation());
gp.Flatten();
points.AddRange(gp.PathPoints);
gp.Dispose();
break;
case BoxStyle.Ellipse:
points = Utilities.approxEllipse(br, 40);
break;
case BoxStyle.Rhombus:
// calculate the vertex coordinates
points.Add(new PointF((br.Left + br.Right) / 2, br.Top));
points.Add(new PointF(br.Right, (br.Top + br.Bottom) / 2));
points.Add(new PointF((br.Left + br.Right) / 2, br.Bottom));
points.Add(new PointF(br.Left, (br.Top + br.Bottom) / 2));
break;
case BoxStyle.Delay:
gp = Utilities.getDelaySymbol(br);
gp.Flatten();
points.AddRange(gp.PathPoints);
gp.Dispose();
break;
}
return points;
}